You should aim to get a tune-up for your car a. as often as you can afford it b. as often as your car's manufacturer recommends c. every six months d. once a year

Ideally, a car user should get a tune-up of their car at least once a year

Generally, a periodic tuneups of vehicle means the scheduled maintenance that ensure that one;s car runs at its peak efficiency.

Hence, ideally, a car user should get a tune-up of their car at least once a year.

Therefore, the Option D is correct.

Read more about car tune-up

link

Most older vehicles with non-electronic ignitions should be tuned every 10,000 to 12,000 miles or every year, whichever comes first. Newer cars with electronic ignition and fuel injection systems are scheduled to go from 25,000 miles to as many as 100,000 miles without needing a major tune-up.

answerassignment page;